Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 228 [Rate centres in NPA 228] [Dial plan for NPA 228]

NXX: 274

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
228-274 A Gulfport MS BILXMSEDXDY  515J IP HORIZON LLC 484      
228-274 0 Gulfport MS BILXMSEDX1X  458C TELEPORT COMMUNICATIONS AMERICA MS - LLC 484   2021-10-21   
228-274 1 Gulfport MS   515J IP HORIZON LLC 484   2020-11-22   
228-274 2 Gulfport MS BILXMSAT9MD  516J TON80 COMMUNICATIONS LLC 484   2021-05-14   
228-274 4 Gulfport MS GLPTMSATX4X  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 484   2021-10-31   
228-274 5 Gulfport MS GLPTMSATX4X  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 484   2021-10-31   
228-274 6 Gulfport MS GLPTMSATX4X  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 484   2021-10-31   

Last updated: Wed, 01 Jun 2022 03:09:23 UTC

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